On the other hand, sea stars with five limbs, lack bilateral symmetry and instead have what's called five-fold radial symmetry. If you look at a sea star "there is nothing that looks like your head.

The 550-million-year-old Quaestio simpsonorum is the first fossil to show a definitive left-right asymmetry, an important ...

In the face of a breast cancer diagnosis, women grapple with life-altering decisions. Among these, the choice to undergo a ...

Isolated radial head fractures, which are rare, comprise about 2% of all fractures around the elbow. A case is reported of bilateral radial head fracture in an international female athlete. Early ...

This a radial engine, and it was popular at that time because of the massive power it could bring, with the most powerful ...

Rolling resistance (friction) is considerably less than sliding resistance. Radial ball bearings consist of a specific number of balls contained within a cavity called a raceway that is formed by two ...

This is the velocity of the precipitation either toward or away from the radar (in a radial direction). No information about the strength of the precipitation is given. This product is available ...

Journal of Graph Theory, Vol. 105, Issue. 1, p. 98. This is the first full-length book on the major theme of symmetry in graphs. Forming part of algebraic graph theory, this fast-growing field is ...

Learn about symmetry with this BBC Bitesize Maths article. For students between the ages of 11 and 14. Congruent and similar shapes Learn about congruent and similar shapes with this BBC Bitesize ...

Researchers from across the globe make use of these unique facilities. Learn more with Symmetry’s updated interactive map. Since the map’s first release in 2013, national labs have closed some of ...

Symmetry is when one side of a shape is a mirror image of the other side. Lots of buildings and everyday objects use symmetry because it looks appealing to the human eye. Watch the video below ...